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Finding the Fourth Proportional to 574,361.43, 792,605.64 and 359,619.90

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Solution

The fourth proportional to 574,361.43, 792,605.64 and 359,619.90 is: 496,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,361.43 : 792,605.64 = 359,619.90 : x
  2. Step 2: Convert to fraction form
    574,361.43/792,605.64 = 359,619.90/x
  3. Step 3: Cross multiply
    574,361.43x = 792,605.64 × 359,619.90
  4. Step 4: Simplify right side
    574,361.43x = 285,036,759,198.14
  5. Step 5: Solve for x
    x = 285,036,759,198.14/574,361.43
  6. Step 6: Final answer
    x = 496,267.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.